Designed as an undergraduate textbook, this work investigates our dependence on the integrity of the Earth's ecosystems. It presents an introduction to human ecology, discusses the principles of ecologically sustainable development, and investigates the foundations of ecological economics. It also evaluates biodiversity, assesses the effects of trade on the environment, and analyzes the ethical considerations of ecological economics. Using case studies, the authors investigate the greenhouse effect, soil erosion and the environmental and ecological impact of current economic analysis.

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Sidan 70 - food production is not threatened, and to enable economic development to proceed in a sustainable manner. the conservation of biological diversity, the sustainable use of its components and the fair and equitable sharing of the benefits arising out of the utilisation of genetic resources, including by appropriate access to genetic resources and by appropriate transfer of relevant technologies.

Sidan 77 - damage, lack of full scientific certainty should not be used as a reason for postponing measures to prevent environmental degradation. In the application of the precautionary principle, public and private decisions should be guided by: • careful evaluation to avoid, wherever practicable, serious or irreversible damage to the environment; and • an assessment of the risk-weighted consequences.

Sidan 70 - conservation of biological diversity, the sustainable use of its components and the fair and equitable sharing of the benefits arising out of the utilisation of genetic resources, including by appropriate access to genetic resources and by appropriate transfer of relevant technologies.

Sidan 70 - system . within a time frame sufficient to allow ecosystems to adapt naturally to climate change, to ensure food production is not threatened, and to enable economic development to proceed in a sustainable manner.

Sidan 77 - defines the precautionary principle as: Where there are threats of serious or irreversible environmental damage, lack of full scientific certainty should not be used as a reason for postponing measures to prevent environmental degradation. In the application of the precautionary principle, public and private decisions should be guided by:

Sidan 24 - The city was desolate. . . It lay before us like a shattered bark in the midst of the ocean, her masts gone, her name effaced, her crew perished, and none to tell whence she came, to whom she belonged, how long on her voyage, or what caused her destruction